A cup that detects drink spiking and a scrambler to block upskirting photos are among five product concepts developed by students from Brunel University to help women defend themselves from physical and sexual harassment. More
In this week's comments update, readers are debating US senator Ted Cruz's suggestion that redesigning schools could prevent mass shootings, and discussing other top stories. More
US senator Ted Cruz has said that schools should be redesigned to have a single door guarded by armed police to prevent further shootings following the tragedy in Uvalde, Texas. More
In our latest competition, we're offering three readers the chance to win a vintage-style helmet with vegan leather straps designed by Thousand and Poketo. More
Children going to school or public places should be given bulletproof backpacks, the CEO of self-defence brand Guard Dog has told Dezeen. More
Rimal Bhatt has developed a fire evacuation mask that allows additional time to evacuate a burning building, designed in the aftermath of the Grenfell Tower tragedy. More
A raft of safety technologies that could help reduce accidents on the roads, including speed-limiting systems, will become mandatory in all new European cars. More
Prompted by accidents involving players of Pokémon GO, Australian firm Büro North has devised a concept for in-ground traffic lights to prevent pedestrians using smartphones from walking out onto the road (+ movie). More
A group of Royal College of Art graduates has used the pulp from mulched newspapers to form helmets for London's cycle hire scheme (+ movie). More
This inflatable bicycle helmet by Anna Haupt and Terese Alstin folds away into a collar or scarf and inflates instantly when it detects abnormal movements. Here it is being crash-tested.
